APA-Zitierstil (7. Ausg.)

Trim, J. (1979). On we go. A series of elementary English lessons. Book 2. Units 11-20 (1ª.). BBC English by Radio and Television.

Chicago-Zitierstil (17. Ausg.)

Trim, John. On We Go. A Series of Elementary English Lessons. Book 2. Units 11-20. 1ª. Londres: BBC English by Radio and Television, 1979.

MLA-Zitierstil (9. Ausg.)

Trim, John. On We Go. A Series of Elementary English Lessons. Book 2. Units 11-20. 1ª. BBC English by Radio and Television, 1979.